General Information


DRAVP ID  DRAVPe01984

Peptide Name   Peptide4

Sequence  IDENARSYIDKFQHDAEEMWYQ

Sequence Length  22

UniProt ID  No entry found

Taxon ID  None

Source  Synthetic construct

Validation   Experimentally Validated



Origin Information


Gene Name/ID  Not Available

GenBank  Not Available

Amino Acid position  Not Available

Domain Accession ID  Not Available

Nucleotide sequence ID  Not Available

Molecular Type  Not Available

Chromosomal Position  Not Available



Activity Information


Target Organism  SARS-CoV-2

Assay  luciferase assay

Activity 

  • [Ref.34328726]SARS-CoV-2:Inhibition of virus entry in HEK293T/ACE2 cells (via inhibition of SRBD:ACE2 interaction)(IC50=32 ± 2 nM, 95% inhibition at 0.39 µM, 100% inhibition at 25 µM).

Hemolytic Activity  No hemolysis information or data found in the reference(s) presented in this entry

Cytotoxicity 

  • No cytotoxicity information or data found in the reference(s) presented in this entry

Binding Target  Spike protein

Mechanism  antagonizes the SARS-CoV-2 S-RBD:ACE2 interaction and inhibits the virus entry.



Structure Information


PDB ID  None

Predicted Structure Download  No predicted structure available

Linear/Cyclic  Linear

N-terminal Modification  Free

C-terminal Modification  Amidation

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C123H174N32O41S

Absent amino acids  CGLPTV

Common amino acids  DE

Mass  2788.98

Pl  4.29

Basic residues  3

Acidic residues  6

Hydrophobic residues  6

Net charge  -3

Boman Index  -7200

Hydrophobicity  -136.82

Aliphatic Index  44.55

Half Life 

  •     Mammalian:20 hour
  •     Yeast:30 min
  •     E.coli:>10 hour

Extinction Coefficient cystines  8480

Absorbance 280nm  403.81

Polar residues  4



Literature Information


Literature 1

Title   Synthetic Peptides That Antagonize the Angiotensin-Converting Enzyme-2 (ACE-2) Interaction with SARS-CoV-2 Receptor Binding Spike Protein

Pubmed ID   34328726

Reference   J Med Chem. 2022 Feb 24;65(4):2836-2847. 

Author   Sadremomtaz A, Al-Dahmani ZM, Ruiz-Moreno AJ, Monti A, Wang C, Azad T, Bell JC, Doti N, Velasco-Velázquez MA, de Jong D, de Jonge J, Smit J, Dömling A, van Goor H, Groves MR.

DOI   10.1021/acs.jmedchem.1c00477